80273452

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 164505600

約数和(自身を除く): 84232148

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 149, 271, 284, 298, 497, 542, 596, 994, 1043, 1084, 1897, 1988, 2086, 3794, 4172, 7588, 10579, 19241, 21158, 38482, 40379, 42316, 74053, 76964, 80758, 134687, 148106, 161516, 269374, 282653, 296212, 538748, 565306, 1130612, 2866909, 5733818, 11467636, 20068363, 40136726, 80273452]

約数ペア:

[(1, 80273452), (2, 40136726), (4, 20068363), (7, 11467636), (14, 5733818), (28, 2866909), (71, 1130612), (142, 565306), (149, 538748), (271, 296212), (284, 282653), (298, 269374), (497, 161516), (542, 148106), (596, 134687), (994, 80758), (1043, 76964), (1084, 74053), (1897, 42316), (1988, 40379), (2086, 38482), (3794, 21158), (4172, 19241), (7588, 10579)]